【PACKING LIST】You will receive 4 male to male conversion thread screw adapters, color: copper | 【SIZE】Approximate size: 2.8in/7cm, use 1/4 screw on one end and 3/8 screw on the other end | 【HIGH-QUALITY MATERIALS】These male to female conversion thread screw adapters are made of high quality alloy, surface electroplating, wear-resistant, anti-oxidation, easy to assemble and disassemble manually | 【APPLICATION】The 1/4 to 3/8 inch adapter acts as a screw converter that can be hand screwed onto a light stand or tripod and attached to the camera flash trigger, the connector on the bottom of the converter flash hot shoe | 【WIDELY USED】Attachable to a range of different photography accessories such as studio light stand, hotshoe/coldshoe adapters, ball heads